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Showing 1 to 1 of 1 for “"opacity phase variation"”.
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Characterisation of Streptococcus pneumoniae opacity phase variation
… Any given strain of S. pneumoniae can undergo phase variation between two different colony phenotypes, termed opaque (O) and transparent (T), as determined by their morphology on clear, solid media. In animal models, the O form is more virulent and commonly isolated from normally sterile sites, …